5431050257 has 2 divisors, whose sum is σ = 5431050258. Its totient is φ = 5431050256.

The previous prime is 5431050227. The next prime is 5431050337. The reversal of 5431050257 is 7520501345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4121768401 + 1309281856 = 64201^2 + 36184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5431050257 is a prime.

It is not a weakly prime, because it can be changed into another prime (5431050227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2715525128 + 2715525129.

It is an arithmetic number, because the mean of its divisors is an integer number (2715525129).

Almost surely, 2^5431050257 is an apocalyptic number.

It is an amenable number.

5431050257 is a deficient number, since it is larger than the sum of its proper divisors (1).

5431050257 is an equidigital number, since it uses as much as digits as its factorization.

5431050257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 5431050257 is about 73695.6596890210. The cubic root of 5431050257 is about 1757.7668665400.

The spelling of 5431050257 in words is "five billion, four hundred thirty-one million, fifty thousand, two hundred fifty-seven".